Patents by Inventor Pujiang Shi

Pujiang Shi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Tissue interface augmentation device for ligament/tendon reconstruction
    Patent number: 10080644
    Abstract: The present invention relates to a device for the interfacial augmentation of tissue grafts for the purpose of tendon and ligament reconstruction. The inventive device works both as a delivery vessel for osteoconductive and osteoinductive factors and as a scaffold to stimulate and support bone ingrowth and comprises a tubular composite silk sheath, said tubular composite silk sheath comprising: a backbone consisting of a tubular silk mesh, and a carrier material consisting of a porous silk sponge, wherein said tubular silk mesh consists of degummed silk fibroin fibers, wherein said porous silk sponge comprises silk fibroin fibers and hydroxyapatite particles and said tubular silk mesh and said porous silk sponge form a composite material.
    Type: Grant
    Filed: July 21, 2014
    Date of Patent: September 25, 2018
    Assignees: National University of Singapore, Agency for Science, Technology and Research
    Inventors: Cho Hong James Goh, Kok Hiong Thomas Teh, Pujiang Shi, Hoi Po James Hui, Jun Li
  • TISSUE INTERFACE AUGMENTATION DEVICE FOR LIGAMENT/TENDON RECONSTRUCTION
    Publication number: 20160157992
    Abstract: The present invention relates to a device for the interfacial augmentation of tissue grafts for the purpose of tendon and ligament reconstruction. The inventive device works both as a delivery vessel for osteoconductive and osteoinductive factors and as a scaffold to stimulate and support bone ingrowth and comprises a tubular composite silk sheath, said tubular composite silk sheath comprising: a backbone consisting of a tubular silk mesh, and a carrier material consisting of a porous silk sponge, wherein said tubular silk mesh consists of degummed silk fibroin fibers, wherein said porous silk sponge comprises silk fibroin fibers and hydroxyapatite particles and said tubular silk mesh and said porous silk sponge form a composite material.
    Type: Application
    Filed: July 21, 2014
    Publication date: June 9, 2016
    Applicants: National University of Singapore, Agency for Science, Technology and Research
    Inventors: Cho Hong James GOH, Kok Hiong Thomas TEH, Pujiang SHI, Hoi Po James HUI, Jun LI
  • BONE FILLER MATERIAL AND METHODS OF USE
    Publication number: 20150125537
    Abstract: There is provided a bone filler material comprising a plurality of particles, each particle comprising a biodegradable outer shell and an inner core. There is also provided an implant prepared from the same, methods of using the same and preparing the same.
    Type: Application
    Filed: November 7, 2014
    Publication date: May 7, 2015
    Inventors: Cho Hong James Goh, Pujiang Shi, Hee Kit Wong, Yong Zhang, Sunny Akogwu Abbah, Jun Li